<!DOCTYPE html>
<html>
<head>
<title>图形验证码demo</title>
<meta name="keywords" content="keyword1,keyword2,keyword3">
<meta name="description" content="this is my page">
<meta name="content-type" content="text/html; charset=UTF-8">
<!-- 导入框架脚本 -->
<script type="text/javascript" src="../../../js/bootstrap.js"></script>
<style type="text/css">
#captcha-image {
	width: 90px;
	height: 45px;
	border-radius: 0px 3px 3px 0px;
	background: center url(./images/loading.gif) no-repeat;
	cursor: pointer;
}
.captcha-group {
	padding: 50px;
	width:40%;
}
.captcha-group img {
	float: right;
	margin-top: -45px;
}
.captcha-group input{
	width:80%;
}
.captcha-group button{
	margin:30px auto 0;
	width:30%;
}
</style>
</head>
<body>
	<div class="captcha-group">
		<input name="captcha" type="text" class="form-control input-lg"
			placeholder="请输入验证码"> <img id="captcha-image" src="./images/empty.gif" title="单击图片刷新验证码">
		<button id="check" class="btn btn-orange btn-block">校验</button>
		<div id="result"></div>
	</div>
</body>
</html>
